Salary: £110,000 - 130,000 per year Requirements: Strong C# .Net Core backend development skills Experience with AWS and microservices JavaScript experience, ideally also Angular although you can pick this up on the job Thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms Technologist with an interest in System Design and understanding how things work at low level Enjoy collaborating, learning new things and sharing knowledge Responsibilities: Join an Agile development team to design and develop new features and enhancements to complex trading systems within a microservices environment Work with a modern tech stack using C# .Net Core, AWS, Kubernetes, Kafka, Redis and TypeScript / Angular Utilize the right tools for the job, pick up new technologies, and make recommendations for improvements Technologies: AWS Angular Backend C# JavaScript Kafka Kubernetes OOP Redis TypeScript microservices ASP.NET Cloud Fullstack More: Do you have expertise with C# .Net backend development combined with JavaScript / Angular skills? You could be progressing your career in a senior hands-on role at a technology-driven trading company that invests in Sports betting markets with a flat structure where you will get your voice heard and can make a real impact on the bottom line, earning significant bonuses. WFH Policy: You'll join colleagues in St. Albans, Hertfordshire (parking available), with the flexibility to work from home three days a week. Salary & benefits: Competitive package including salary up to £130k, bonus, 25 days holiday (rising to 30 after 2 years), enhanced parental leave, contributory pension scheme, private medical, MSDN subscription, discounts for gym membership, travel and cinema, sabbatical after 10 years of service, and flexible working with 3 days remote. Apply now to find out more about this C# Developer / Full Stack Engineer (C# .Net Core JavaScript) opportunity. last updated 7 week of 2026